-84.34% is the change from 811 to 127
Calculation steps:
[( 127 - 811 ) ÷ 811] x 100 = -84.34%
Formula
Percentage change = [(127 - 811) / 811] x 100
Subtract the new number by the original number
127 - 811 = -684
-684 ÷ 811 = -0.843403205918619
-0.843403205918619 x 100 = -84.34%